unionization rateとは 意味・読み方・使い方

Looking at the organizational situation of part-time workers according to Figure 12, the number of part-timeworkers who were labour union members was 837,000 persons in 2012 (up by 61,000 persons and by 7 .9% fromthe last year); the ratio of part-time workers to all labour union members increased from 7 .8% last year to 8 .5%,and the estimated unionization rate of part-time workers was 6 .3%, showing the increase tendency .例文帳に追加

2012年6 月30日現在における労働組合数は2 万5,775組合、労働組合員数は989万2 千人で、前年に比べて、労働組合数は277組合の減少（前年比1.1％減）、労働組合員数は6 万8 千人の減少（同0.7％減）となった。 - 厚生労働省